White Oaks The Common Kinsbourne Green Harpenden Al5 3Pe

1. 11 Feb 2026

   Received by St Albans

2. 8 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 6 Aug 2026

   Decision issued: DC3 Conditional Permission

4. 7 Sep 2026

   Added to PlanIndex

The council has decided this application; the published outcome sits in the record above and the decision notice on the council portal carries the detail, including any conditions.

If permission was granted, work must normally begin within three years of the decision. If it was refused, the applicant can appeal within the statutory time limit or submit a revised scheme.

Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.

More on householder applications in our guide

• Canley Lodge The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2016/2943 Submitted 28 Sep 2016 0m away

  Loft conversion and installation of four rear rooflights

  Decided Householder Loft or dormer 10 docs
  Domestic

• Kinsbourne House The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2026/1100 Submitted 8 Jun 2026 0m away

  Certificate of Lawfulness (proposed) - Removal of the existing hipped roof over the south projection and part demolished east wall. Build of a single storey rear extension between the south projection and the Drawing Room wall to the east. Construct a hip

  Granted Lawful development Extension Demolition 8 docs
  Small domestic

• Pollards Farm The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2026/1163 Submitted 29 May 2026 0m away

  Listed building Consent - Reconfiguration of existing light well and extension to existing basement adjacent to main West Barn

  Decided Heritage and listed buildings Extension 23 docs

• Pollards Farm The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2026/1051 Submitted 29 May 2026 0m away

  Reconfiguration of existing light well and extension to existing basement adjacent to main West Barn

  Decided Householder Extension 22 docs
  Domestic

• 21 Derwent Road Harpenden Hertfordshire Al5 3Pa

  5/2016/3025 Submitted 9 Oct 2016 303m away

  Part single, part two storey front, part single, part two storey rear and single storey side extensions and alterations to openings (resubmission following refusal of 5/2015/3041)

  Decided Householder Extension 8 docs
  Small domestic

• The Fox Ph 469 Luton Road Harpenden Hertfordshire Al5 3Qe

  5/2017/2736 Submitted 27 Sep 2017 375m away

  Advertisement Consent - Display of one externally illuminated standing sign, one internally illuminated standing sign, seven non-illuminated wall mounted signs and one non-illuminated board sign

  Granted Advertising 8 docs

• 5/2026/1173 Decided

  6 Longacres St Albans Hertfordshire Al4 0Dr

  Demolition of existing outbuilding and construction of single storey rear extension

  18 Jun 2026 Householder
• 5/2026/0299 Decided

  12 Rowlatt Drive St Albans Hertfordshire Al3 4Nb

  Demolition of existing side and rear extension and construction of a canopy porch, part single, part two storey front, two storey side and single storey rear extension

  17 Feb 2026 Householder
• 5/2026/0318 Refused

  7 Ardens Way St Albans Hertfordshire Al4 9Uw

  Demolition of existing side canopy, detached garage, rear patio and garden shed and the construction of two storey front, side and rear extensions, together with part single storey rear extension and a front porch canopy and extension to driveway

  19 Feb 2026 Householder
• 5/2026/1139 Decided

  50 Fontmell Close St Albans Hertfordshire Al3 5Hu

  Single storey rear extension and side windows with top openers over 1.7m high

  10 Jun 2026 Householder
• 5/2026/0525 Decided

  11 Hillside Road Harpenden Hertfordshire Al5 4Bs

  Garage conversion, with part roof extension and new front porch extension

  17 Mar 2026 Householder